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<span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">&lt;template&gt;
  &lt;div :style="style"&gt;
<span class="cstat-no" title="statement not covered" >    &lt;slot&gt;&lt;/slot&gt;</span>
  &lt;/div&gt;
&lt;/template&gt;
<span class="cstat-no" title="statement not covered" ></span>
&lt;script setu<span class="cstat-no" title="statement not covered" >p lang="ts" nam</span>e="Grid"&gt;
<span class="cstat-no" title="statement not covered" >import {</span>
  ref,
  watch,
  useSlots,
  computed,
  provide,
  onBeforeMount<span class="fstat-no" title="function not covered" >,</span>
  onMoun<span class="cstat-no" title="statement not covered" >ted,</span>
  onUnmounted,
  onDeactivated,
  onActivated,
  VNodeArrayChildren,
  VNode
} from "vue";
import type { BreakPoint } from "./interface/index";
&nbsp;
type Props = {
  cols?: number | Record&lt;BreakPoint, number&gt;;
  collapsed?: boolean;
  collapsedRows?: number;
  gap?: [number, number] | number;
};
&nbsp;
const props = withDefaults(defineProps&lt;Props&gt;(), {
  cols: () =&gt; ({ xs: 1, sm: 2, md: 2, lg: 3, xl: 4 }),
  collapsed: false,
  collapsedRows: 1,
  gap: 0
});
&nbsp;
onBeforeMount(() =&gt; props.collapsed &amp;&amp; findIndex());
onMounted(() =&gt; {
  resize(<span class="fstat-no" title="function not covered" >{ </span>target: { innerWidth: window.innerWidth } } as unknown as UIEvent);
  window.addEventLi<span class="cstat-no" title="statement not covered" >stener("re</span>size", resize);
});<span class="cstat-no" title="statement not covered" ></span>
onAc<span class="cstat-no" title="statement not covered" >tivated(() =&gt; {<span class="fstat-no" title="function not covered" ></span></span>
  resi<span class="cstat-no" title="statement not covered" >ze({ target: { innerWidth: window.inner</span>Width } } as unknown as UIEvent);
  window.addEventListener("resize", resize);
});<span class="cstat-no" title="statement not covered" ><span class="fstat-no" title="function not covered" ></span></span>
onUnmo<span class="cstat-no" title="statement not covered" >unted(() =&gt; {</span>
  window.removeEventListener("resize", resize);
});
onDeactivated(() =&gt; {
  window.removeEventListener("resize", resize);
});<span class="cstat-no" title="statement not covered" ></span>
&nbsp;
// 监<span class="cstat-no" title="statement not covered" >听屏幕变化<span class="fstat-no" title="function not covered" ></span></span>
const <span class="cstat-no" title="statement not covered" >resize = (e: UIEvent) =&gt; {</span>
  let width = (e.target as Window).innerWidth;
  switch (!!width) {
    case width &lt; 768:
      breakPoint.value = "xs";
<span class="cstat-no" title="statement not covered" >      break;</span>
    case width &gt;= 768 &amp;&amp; width &lt; 992:
<span class="cstat-no" title="statement not covered" >      breakPoint.value = "s<span class="fstat-no" title="function not covered" >m"</span>;</span>
<span class="cstat-no" title="statement not covered" >      break;</span>
    case width &gt;= 992 &amp;&amp; width &lt; 1200:
<span class="cstat-no" title="statement not covered" >      breakPoint.value = "md"<span class="fstat-no" title="function not covered" >;</span></span>
<span class="cstat-no" title="statement not covered" >      break;</span>
    case width &gt;= 1200 &amp;&amp; width &lt; 1920:
      breakPoint.value = "lg";
      break;<span class="cstat-no" title="statement not covered" ><span class="fstat-no" title="function not covered" ></span></span>
    case width &gt;= <span class="cstat-no" title="statement not covered" >1920:</span>
<span class="cstat-no" title="statement not covered" >      breakPoint.value = "xl";</span>
      break;
  }<span class="cstat-no" title="statement not covered" ></span>
};<span class="cstat-no" title="statement not covered" ></span>
&nbsp;
// 注入 gap <span class="cstat-no" title="statement not covered" >间距</span>
provide("g<span class="cstat-no" title="statement not covered" >ap", Ar</span>ray.isArray(props.gap) ? props.gap[0] : props.gap);
&nbsp;
// 注入响应式断点<span class="cstat-no" title="statement not covered" ></span>
let breakP<span class="cstat-no" title="statement not covered" >oint = </span>ref&lt;BreakPoint&gt;("xl");
provide("breakPoint", breakPoint);
<span class="cstat-no" title="statement not covered" ></span>
// 注入要开始折叠<span class="cstat-no" title="statement not covered" >的 index</span>
const hiddenIndex = ref(-1);
provide("s<span class="cstat-no" title="statement not covered" >houldHiddenIndex", hidden</span>Index);
<span class="cstat-no" title="statement not covered" ></span>
// 注入 cols
const gridCols = computed(() =&gt; {
  if (typeof props.cols === "object") return props.cols[breakPoint.value] ?? props.cols;
  re<span class="cstat-no" title="statement not covered" >turn props.cols;</span>
});
provide("cols", gridC<span class="cstat-no" title="statement not covered" >ols);</span>
<span class="cstat-no" title="statement not covered" ></span>
// 寻找需要开始折叠的字段 index
const slots = useSlots<span class="cstat-no" title="statement not covered" >().default!();</span>
<span class="cstat-no" title="statement not covered" ></span>
const findIndex = () =&gt; {
  let fields: VNode<span class="cstat-no" title="statement not covered" >ArrayChildren = [];<span class="fstat-no" title="function not covered" ></span></span>
  let suffix: VNode | null = null;
  slot<span class="cstat-no" title="statement not covered" >s.forEach((slot: any) =&gt; {<span class="cstat-no" title="statement not covered" ></span></span>
    //<span class="cstat-no" title="statement not covered" > suffix</span>
    if (typeof slot.type === "object" &amp;&amp; slot.type.name === "GridItem" &amp;&amp; slot.props?.suffix !== undefined) suffix = slot;
<span class="cstat-no" title="statement not covered" >    // slot children</span>
    if (typeof slot.type === "symbol" &amp;&amp; Array.isArray(slot.children)) fields.push(...slot.children);
  });<span class="cstat-no" title="statement not covered" ></span>
<span class="cstat-no" title="statement not covered" ><span class="fstat-no" title="function not covered" ></span></span>
  // 计算 suffix 所占用的列
  let suffixCols = <span class="cstat-no" title="statement not covered" >0;</span>
  if (suffix) {<span class="cstat-no" title="statement not covered" ></span>
    su<span class="cstat-no" title="statement not covered" >ffixCols =<span class="fstat-no" title="function not covered" ></span></span>
      ((suffix as VNode).props![breakPoint.value]?.span ?? (suffix as VNode).props?.span ?? 1) +
      ((suffix as VNode).props![breakPoint.value]?.offset ?? (suffix as VNode).props?.offset ?? 0);
  }<span class="cstat-no" title="statement not covered" ><span class="cstat-no" title="statement not covered" ></span></span>
  try {
    let <span class="cstat-no" title="statement not covered" >find = false;<span class="cstat-no" title="statement not covered" ></span></span>
    fields.reduce((prev = 0, current, index) =&gt; {
      prev +=
        ((current as VN<span class="cstat-no" title="statement not covered" >od</span>e)!.props![breakPoint.value]?.span ?? (current as VNode)!.props?.span ?? 1) +
<span class="cstat-no" title="statement not covered" >        ((current as VNode)!.props![breakPoint.value]?.offset ?? (current as VNode)!.props?.offset ?? 0);</span>
      if<span class="cstat-no" title="statement not covered" > (Number(prev) &gt; props.collapsedRows * gridCols.value - suffixCols) {</span>
        hiddenIndex.value = index;
<span class="cstat-no" title="statement not covered" >        find = true;</span>
        throw "find i<span class="cstat-no" title="statement not covered" >t";</span>
      }<span class="cstat-no" title="statement not covered" ><span class="fstat-no" title="function not covered" ></span></span>
      return prev;
    }, 0);<span class="cstat-no" title="statement not covered" ></span>
    if (!fin<span class="cstat-no" title="statement not covered" >d) hiddenI</span>ndex.value = -1;
  } catch (e) {
    // con<span class="cstat-no" title="statement not covered" >sole.warn(e);</span>
  }<span class="cstat-no" title="statement not covered" ></span>
};<span class="cstat-no" title="statement not covered" ></span>
<span class="cstat-no" title="statement not covered" ></span>
// 断点变化时执行 f<span class="cstat-no" title="statement not covered" >indIndex</span>
watch(
  () =&gt; br<span class="cstat-no" title="statement not covered" >eakPoint.valu</span>e,
  () =&gt; {
    if (<span class="cstat-no" title="statement not covered" >props.collaps<span class="cstat-no" title="statement not covered" >ed) findIndex();</span></span>
  }
);
&nbsp;
// 监听 collapsed
watch(
  ()<span class="cstat-no" title="statement not covered" > =&gt; props.collaps<span class="fstat-no" title="function not covered" >ed</span>,</span>
  valu<span class="cstat-no" title="statement not covered" >e =&gt; {</span>
    if <span class="fstat-no" title="function not covered" >(v</span>alue) return findIndex();
    hi<span class="cstat-no" title="statement not covered" >ddenIndex.value = -1;<span class="cstat-no" title="statement not covered" ></span></span>
  }
);
<span class="cstat-no" title="statement not covered" ><span class="fstat-no" title="function not covered" ></span></span>
// 设置间<span class="cstat-no" title="statement not covered" >距</span>
const g<span class="fstat-no" title="function not covered" >ri</span>dGap = computed(() =&gt; {
  if (<span class="cstat-no" title="statement not covered" >typeof prop<span class="cstat-no" title="statement not covered" >s.gap === "number") </span></span>return `${props.gap}px`;
  if (<span class="cstat-no" title="statement not covered" >Array.isArray(props.gap)</span>) return `${props.gap[1]}px ${props.gap[0]}px`;
  return "unset";
});
<span class="cstat-no" title="statement not covered" ><span class="fstat-no" title="function not covered" ></span></span>
// 设置 <span class="cstat-no" title="statement not covered" >style<span class="cstat-no" title="statement not covered" ></span></span>
const <span class="cstat-no" title="statement not covered" >style = computed(() =&gt; {<span class="cstat-no" title="statement not covered" ></span></span>
  retu<span class="cstat-no" title="statement not covered" >rn {</span>
    display: "grid",
    gridGap: gridGap.value,
    gridTemplate<span class="cstat-no" title="statement not covered" >Columns: `repeat(${g<span class="fstat-no" title="function not covered" >ri</span>dCols.value}, minmax(0, 1fr))`</span>
  };<span class="cstat-no" title="statement not covered" ></span>
});
&nbsp;
defineExpose({ breakPoint });
&lt;/script&gt;
&nbsp;</pre></td></tr></table></pre>

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